SPSC Lecturer Zoology Paper 19-03-2021 Page 1

SPSC Lecturer Zoology Past Paper 19-03-2021

1- In the vertebrate eye, the light first passes through the:

A. Iris

B. Pupil

C. Cornea

D. Retina

View Answer

Answer : C. Cornea

Description

2- A part of the digestive system that is not in contact with food is the:

A. Liver

B. Stomach

C. Small intestine

D. Large intestine

View Answer

Answer : A. Liver

Description

3- A hormone that stimulates the production of corticosteroids.

A. Adenosine

B. Cortin

C. Auxin

D. ACTH

View Answer

Answer : D. ACTH

Description

4- The spinning of web by a spider is an example of:

A. Habit

B. An instinct

C. Conditional reflex

D. Trial and error learning

View Answer

Answer : B. An instinct

Description

5- A sequence of three bases on messenger RNA is called:

A. tRNA

B. rRNA

C. A codon

D. an anticodon

View Answer

Answer : C. A codon

Description

6- One way of cleaning up the environment after an oil spill is through the use of:

A. Bacteria

B. Algae

C. Viruses

D. All of these

View Answer

Answer : A. Bacteria

Description

7- All of the following are parasitic worms except the:

A. Flatworm

B. Leech

C. Liver fluke

D. Ringworm

View Answer

Answer : B. Leech

Description

8- All of the following are primates except the:

A. Chimpanzee

B. Gorilla

C. Giraffe

D. Human

View Answer

Answer : C. Giraffe

Description

9- If gastric juice is tested with a pH meter, the pH is mostly likely to be about:

A. 2

B. 6

C. 7

D. 14

View Answer

Answer : A. 2

Description

10- Blender experiment to prove DNA as genetic material was performed by:

A. Hershey & Chase

B. Messelson & Stahl

C. Watson & Crick

D. Rosalind Franklin

View Answer

Answer : A. Hershey & Chase

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11- Enzyme required for transcription is:

A. RNAse

B. Endonucleases

C. RNA polymerase

D. DNA polymerase

View Answer

Answer : C. RNA polymerase

Description

12- Type of histone found associated with DNA are:

A. One

B. Two

C. Four

D. Five

View Answer

Answer : D. Five

Description

13- Which one is component of coenzyme?

A. Lipase

B. Sucrase

C. Vitamin B

D. Ascorbic Acid

View Answer

Answer : C. Vitamin B

Description

14- Extrinsic information molecules are:

A. RNA

B. mRNA

C. Hormones

D. Enzymes

View Answer

Answer : C. Hormones

Description

15- Which endocrine glands become inactive during old age?

A. Pituitary

B. Thymus

C. Adrenal

D. Pineal

View Answer

Answer : B. Thymus

Description

16- Two or more species occupying identical or overlapping areas are known as:

A. Sympatric

B. Subspecies

C. Allopatric

D. Sibling species

View Answer

Answer : A. Sympatric

Description

17- Of the following, the one caused by a worm is:

A. Sickle-cell anemia

B. Klinefelter’s syndrome

C. Ringworm

D. Trichinosis

View Answer

Answer : D. Trichinosis

Description

18- Which of the following is called a flower animal:

A. Jelly-Fish

B. Hydra

C. Obelia

D. Sea anemone

View Answer

Answer : D. Sea anemone

Description

19- The taste organs in insects are called:

A. Taste buds

B. Taste filaments

C. Taste hairs

D. Taste organs

View Answer

Answer : C. Taste hairs

Description

20- Which of the following is not carbohydrate:

A. Glycogen

B. Hemoglobin

C. Deoxyribose

D. Cellulose

View Answer

Answer : B. Hemoglobin

Description