NEET Test Series-2021 to 2022/NEET MCQ Questions - Reproduction Sample Test,Sample questions

Question:
2nd meiotic division in oocyte is completed

1.When ovum is discharged from the ovary

2.When oocyte is fertilized by sperm

3.Just before fertilization

4.Before the onset of menstruation

Posted Date:-2021-09-01 20:33:11


Question:
Apomixis is a form of

1.Parthenocarpy

2.Vernalization

3.Parthenogenesis

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Average loss of blood during birth is about

1.250 cm3

2.350 cm3

3.450 cm3

4.150 cm3

Posted Date:-2021-09-01 20:33:11


Question:
Blubber a thick layer of fat is present in

1.Fresh water mammals.

2.Terrestrial mammals.

3.Marine Mammals.

4.Flying mammals.

Posted Date:-2021-09-01 20:33:11


Question:
Critical day length for cocklebur is

1.8.5 hrs

2.10-11 hrs

3.13-14 hrs

4.15.5 hrs

Posted Date:-2021-09-01 20:33:11


Question:
Developing seeds are rich source of

1.Auxins

2.Gibberellins

3.Cytokinins

4.All of these

Posted Date:-2021-09-01 20:33:11


Question:
Development of an egg into zygote without fertilization is called

1.Parthenogenesis

2.Apomixes

3.Parthenocarpy

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
DNA is synthesized and chromosome number is doubled in

1.G1 phase

2.S phase

3.G2 phase

4.G0 phase

Posted Date:-2021-09-01 20:33:11


Question:
Duration of menstrual cycle is

1.25 days

2.26 days

3.27 days

4.28 days

Posted Date:-2021-09-01 20:33:11


Question:
During birth which of following act as birth canal?

1.Oviduct

2.Uterine tube

3.Uterus

4.Vagina

Posted Date:-2021-09-01 20:33:11


Question:
End of menstrual cycle in old age is called

1.Andropause

2.Menopause

3.Gametopause

4.All of these

Posted Date:-2021-09-01 20:33:11


Question:
Evolution of pollen tube is parallel to the evolution of

1.Leaf

2.Plant

3.Flower

4.Seed

Posted Date:-2021-09-01 20:33:11


Question:
Example of ovoviviparous

1.Reptiles

2.Mammals

3.Duckbill platypus

4.Frog

Posted Date:-2021-09-01 20:33:11


Question:
Fertilization of ovum occurs

1.In proximal part of oviduct

2.In distal part of oviduct

3.In uterus

4.In ovary

Posted Date:-2021-09-01 20:33:11


Question:
Fetus is human embryo from the beginning of

1.2nd month

2.3rd month

3.4th month

4.5th month

Posted Date:-2021-09-01 20:33:11


Question:
Gametes in animals are produced by

1.Mitosis

2.Meiosis

3.Fission

4.Apomixis

Posted Date:-2021-09-01 20:33:11


Question:
In asexual reproduction offspring are genetically

1.Identical to the parents

2.Non identical to the parents

3.Identical if mutations do not occur.

4.Both a and c

Posted Date:-2021-09-01 20:33:11


Question:
In asexual reproduction offspring are produced by

1.Meiosis

2.Mitosis

3.Both a and b

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
In biennials and perennials, low temperature stimulus is not received by

1.Shoot apex of mature stem

2.Embryo of the seed

3.Leaves of the plants

4.None of the above

Posted Date:-2021-09-01 20:33:11


Question:
In case of neurons, post mitotic cell escapes cell cycle and remain in _______ phase whthout proliferating further

1.G0 phase

2.G1 phase

3.G2 phase

4.S phase

Posted Date:-2021-09-01 20:33:11


Question:
In cloning, nucleus is introduced into

1.Somatic cell

2.Egg cell

3.Sperm cell

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
In parthenocarpy which levels are high in ovaries

1.Gibberalins

2.Cytokinins

3.Auxins

4.All of these

Posted Date:-2021-09-01 20:33:11


Question:
In sexual reproduction, plants have diplohaplontic life cycle with alternating

1.Diploid sporophyte and haploid gametophyte generations

2.Haploid sporophyte and diploid gametophyte generations

3.Diploid sporophyte and diploid gametophyte generations

4.Haploid sporophyte and haploid gametophyte generations

Posted Date:-2021-09-01 20:33:11


Question:
In which of the following animals, placenta is formed?

1.Prototherians

2.Metatherians

3.Eutherians

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
In which organism males are haploid

1.Aphids

2.Honey bee

3.Mosquito

4.Butterfly

Posted Date:-2021-09-01 20:33:11


Question:
Mitosis occurs in

1.Diploid cells only

2.Haploid cells only

3.Both diploid and haploid cells

4.Monoploid cells

Posted Date:-2021-09-01 20:33:11


Question:
Name the type of adaptation from the following that is responsible for shivering thermogenesis

1.Structural

2.Physiological

3.Behavioral

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Nutrition to egg in ovary is provided by

1.Germ cells

2.Follicle cells

3.Milk cells

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Panting is a representative of which mechanism

1.Pigmentation

2.Respiration

3.Evaporative cooling.

4.Excretion

Posted Date:-2021-09-01 20:33:11


Question:
Period between two consecutive divisions is called

1.Interphase

2.Resting phase

3.Mitotic phase

4.Cell cycle

Posted Date:-2021-09-01 20:33:11


Question:
Production of pyrogens is a ________ phenomenon

1.Protective

2.Destructive

3.Constructive

4.Aggressive

Posted Date:-2021-09-01 20:33:11


Question:
Progesterone is secreted by

1.Ripening follicles

2.Uterine epithelium

3.Corpus luteum

4.Fertilized egg

Posted Date:-2021-09-01 20:33:11


Question:
Resumption of normal growth by a dormant embryo is called

1.Seed dormancy

2.Germination

3.Fruit set

4.Fruit ripening

Posted Date:-2021-09-01 20:33:11


Question:
Seeds are dormant in conditions of

1.Water scarcity

2.Low temperature

3.Harsh winters

4.All of these

Posted Date:-2021-09-01 20:33:11


Question:
Sertoli cells

1.Provide liquid medium to cells in testes

2.Provide protection and nourishment to cells

3.Secrete testosterone

4.Both a and b

Posted Date:-2021-09-01 20:33:11


Question:
The animals in which there are separate male and female individuals are called

1.Unisexual

2.Bisexual

3.Hermaphrodite

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Thermostat of human body is present in

1.Fore brain.

2.Hind Brain.

3.Thalamus

4.Hypothalamus

Posted Date:-2021-09-01 20:33:11


Question:
Total gestation period is about

1.350 days

2.200 days

3.280 days

4.320 days

Posted Date:-2021-09-01 20:33:11


Question:
Viviparous animals are those in which

1.Internal fertilization with external development in eggs

2.Internal fertilization with internal development inside female body

3.Internal fertilization and internal development followed by hatching of egg

4.External fertilization with external development

Posted Date:-2021-09-01 20:33:11


Question:
What is critical in photoperiodism?

1.Length of light period

2.Length of dark period

3.Both a and b

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Which characteristic is not of identical twins?

1.Produced by separation of two blastomeres

2.Have different genetic makeup

3.Produced asexually

4.Produced when embryo is at two cell stage

Posted Date:-2021-09-01 20:33:11


Question:
Which method is of asexual reproduction?

1.Sporulation

2.Fission

3.Apomixis

4.All of these

Posted Date:-2021-09-01 20:33:11


Question:
Which of these cycles operate in human females?

1.Oestrous cycle

2.Menstrual cycle

3.Both of these

4.None of these

Posted Date:-2021-09-01 20:33:11


Question:
Which one is not a day neutral plant?

1.Cucumber

2.Maize

3.Cotton

4.Tobacco

Posted Date:-2021-09-01 20:33:11


Question:
Which statement is correct?

1.In heteromorphic generations are vegetatively dissimilar

2.In isomorphic generations are vegetatively dissimilar

3.In isomorphic generations are vegetatively similar

4.Both a and c

Posted Date:-2021-09-01 20:33:11


Question:
Which statement is incorrect?

1.In human, cell cycle is about 24 hrs

2.Mitosis takes 30 min

3.G2 5.5 hrs

4.Yeast cell only 90 min

Posted Date:-2021-09-01 20:33:11


Question:
Which statement is incorrect?

1.Climacteric is burst of respiratory activity in fruit ripening

2.It is associated with ethane production

3.It helps in fruit set

4.It helps in fruit ripening

Posted Date:-2021-09-01 20:33:11


Question:
Which statement is incorrect?

1.In short day plants red light prevents flowering

2.Henbane is a short day plant

3.In long day plants for red light promotes flowering

4.Leaf unrolling occurs in grasses

Posted Date:-2021-09-01 20:33:11


Question:
Which statement is incorrect?

1.Syphilis is caused by Treponema pallidum

2.Genital herpes produces genital soreness and ulcers

3.Syphilis affects eyes, bones, joints, CNS

4.Gonorrhea is caused by gram negative bacterium

Posted Date:-2021-09-01 20:33:11


Question:
________ is a quiescent form of phytochrome.

1.P630

2.P660

3.P730

4.P760

Posted Date:-2021-09-01 20:33:11


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