R4RIN – MCQs, Mock Tests | NEET Test Series-2021 to 2022 NEET Biology MCQS Mock Test Paper 1

Dicondylic skull along with ten pairs of cranial nerves is found in

1. Mammalia
2. Amphibia
3. Reptilia
4. Pisces

✅ Correct Answer: 2

A frog has

1. jaws but no teeth
2. eyes but no lids
3. ears but no pinnae
4. hands but no fingers

✅ Correct Answer: 3

Even after attaining sexual maturity; larval characters are retained. It is known as

1. Phylogenesis
2. Neoteny
3. Parthenogenesis
4. Ontogenesis

✅ Correct Answer: 2

Frogs dwell in water or in the vicinity of water as

1. it respires through the skin
2. it can see through its transparent eyelids whilst swimming
3. its hindlimbs are webbed; facilitating to swim
4. water is a good source for food

✅ Correct Answer: 1

In amphibians; Organ of Jacobson is for

1. temperature
2. pressure
3. smell
4. sound

✅ Correct Answer: 3

The differentiating factor of the venous system of frog and rabbit is in the presence of this

1. hepatic vein
2. three vena cavae
3. renal portal system
4. hepatic portal system

✅ Correct Answer: 3

Neck is not found in a frog. This absence helps the frog to

1. swim in water
2. respire
3. catch prey
4. jump on ground

✅ Correct Answer: 4

The body temperature of a frog is 20 degrees celsius in an environment having a temperature of 30 degrees celsius. The temperature of the frog in the new environment is

1. 25 degrees celsius
2. 20 degrees celsius
3. 30 degrees celsius
4. between 20-30 degrees celsius

✅ Correct Answer: 3

This is not a true amphibian animal

1. Toad
2. Salamander
3. Tortoise
4. Frog

✅ Correct Answer: 3

Pharmacologic therapy can be initiated after how long; once acute gout attack has taken place?

1. after 48 hours
2. within 1 hour
3. within 24 hours
4. after 24 hours

✅ Correct Answer: 3

The accumulation of this substance in the body causes Gout

1. Blood plasma
2. WBC
3. Uric acid
4. Synovial fluid

✅ Correct Answer: 3

This is a symptom of gout

1. purple or red skin
2. severe pain; warmth and swelling in joints
3. itching skin; peeling at the site of gout attack
4. all of these

✅ Correct Answer: 4

Gout attack commonly occurs at this site

1. knee
2. foot
3. ankle
4. big toe

✅ Correct Answer: 4

This is recommended to consider as first-line therapy for gout

1. Probenecid
2. Allopurinol
3. Febuxostat
4. Benzbromarone

✅ Correct Answer: 2

Gout is known as “diseases of kings” because

1. it was diagnosed by a king’s doctor
2. it is hereditary
3. of its association with rich food
4. gout is not the “diseases of kings”

✅ Correct Answer: 3

This increases the chances of developing gout

1. diet having high salt content
2. genetics – family history
3. asthma
4. all of these

✅ Correct Answer: 2

It is recommended to avoid __________ for people with gout

1. dairy products
2. alcohol
3. both (a) and (b)
4. none of the above

✅ Correct Answer: 2

Generally; uric acid is eliminated from the body through

1. sweat
2. breathing
3. urine
4. metabolization of liver

✅ Correct Answer: 3

This is not a first-line option for pharmacological treatment of gout

1. Corticosteroids
2. Aspirin
3. Oral colchicine
4. NSAIDS

✅ Correct Answer: 2

Dicondylic skull along with ten pairs of cranial nerves is found in

1. Mammalia
2. Amphibia
3. Reptilia
4. Pisces

✅ Correct Answer: 2

This about Class Amphibia is correct

1. fertilization is internal
2. respiration is through gills only
3. body is divisible into head and trunk
4. heart is two chambered – one ventricle and one auricle

✅ Correct Answer: 3

A frog has

1. jaws but no teeth
2. eyes but no lids
3. ears but no pinnae
4. hands but no fingers

✅ Correct Answer: 3

Even after attaining sexual maturity; larval characters are retained. It is known as

1. Phylogenesis
2. Neoteny
3. Parthenogenesis
4. Ontogenesis

✅ Correct Answer: 2

Frogs dwell in water or in the vicinity of water as

1. it respires through the skin
2. it can see through its transparent eyelids whilst swimming
3. its hindlimbs are webbed; facilitating to swim
4. water is a good source for food

✅ Correct Answer: 1

In amphibians; Organ of Jacobson is for

1. temperature
2. pressure
3. smell
4. sound

✅ Correct Answer: 3

The differentiating factor of the venous system of frog and rabbit is in the presence of this

1. hepatic vein
2. three vena cavae
3. renal portal system
4. hepatic portal system

✅ Correct Answer: 3

Neck is not found in a frog. This absence helps the frog to

1. swim in water
2. respire
3. catch prey
4. jump on ground

✅ Correct Answer: 4

The body temperature of a frog is 20 degrees celsius in an environment having a temperature of 30 degrees celsius. The temperature of the frog in the new environment is

1. 25 degrees celsius
2. 20 degrees celsius
3. 30 degrees celsius
4. between 20-30 degrees celsius

✅ Correct Answer: 3

This is not a true amphibian animal

1. Toad
2. Salamander
3. Tortoise
4. Frog

✅ Correct Answer: 3

This phase in the development of sperm has no counterpart in ovum-development

1. spermiogenesis
2. phase of multiplication
3. phase of growth
4. polar body formation

✅ Correct Answer: 1

During this phase; the nuclear envelope begins to disappear

1. cytokinesis
2. S phase
3. Anaphase
4. Prometaphase

✅ Correct Answer: 4

In humans; the number of ova and sperms that would be produced from 100 secondary oocytes and 100 secondary spermatocytes during gametogenesis is

1. 50 ova; 100 sperms
2. 100 ova; 100 sperms
3. 100 ova; 200 sperms
4. 200 ova; 200 sperms

✅ Correct Answer: 3

The undifferentiated primordial germ cells are larger in size and their chromatin rich nuclei are distinct in

1. growth phase
2. multiplication phase
3. maturation phase
4. all of these

✅ Correct Answer: 2

Spermatogenesis and oogenesis describe the process of meiosis in males and females; respectively. This statement about both processes is true

1. both are halted in an intermediate step until puberty
2. both produce the same number of viable gametes
3. oogenesis produces a larger gamete than spermatogenesis
4. oogenesis forms two polar bodies; spermatogenesis forms only one

✅ Correct Answer: 3

Typically; in humans; gametes are disease-free or even in other animals as

1. gametes are immune to diseases
2. germs cannot attack gametes
3. germplasm is segregated easily and not subjected to diseases from which somatic cells may suffer
4. none of these

✅ Correct Answer: 3

Phenomena that creates female gametes; oogenesis is ceased at prophase I up till puberty. This describes the DNA content of a female’s gametes during her childhood.

1. 23 chromosomes; 23 chromatids
2. 23 chromosomes; 46 chromatids
3. 46 chromosomes; 92 chromatids
4. 46 chromosomes; 46 chromatids

✅ Correct Answer: 3

The amount of yolk and its distribution are changed in the egg. This is affected

1. ferrilization
2. cleavage pattern
3. zygote formation
4. number of blastomeres

✅ Correct Answer: 2

Haemoendothelial placenta takes place in

1. rat and rabbit
2. camel and deer
3. goat and cow
4. ape and man

✅ Correct Answer: 1

Atretic follicles occur in

1. Liver
2. Testis
3. Thymus
4. Ovary

✅ Correct Answer: 4