Zoology solved mcqs | Nts solved mcqs

 NTS Solved Zoology MCQs Past Papers Test

1) Cell membrane is chemically

a. nucleoprotein

b. lipoprotein

c. lipid

d. protein

b. lipoprotein

2). ATP is produced in

a. golgi complex

b. lysosome

c. mitochondria

d. none of these

c. mitochondria

3).Transcription is the phenomenon involved with

a. mRNA formation

b. binding of aminoacid

c. DNA replication

d. all of these

a. mRNA formation

4) Glycolsis accurs in

a. endoplasmic recticulum

b. cytoplasm

c. mitichondria

d. golgi bodies

b. cytoplasm

5) Centromere in a chromosome is heterochromatic as it

a. do not divide

b. helps chromosomal attachment with the spindle

c. do not go a regular change in the cell cycle

d. all of these together

6) Neurotransmitter are involved in

a. nerve transmission

b. synoptic transmission

c. chemical transmission

d. b & c

e. a & c

d. b & c

7) Pepsin is the chemical involved in

a. Protein breakdown

b. carbohydrates breakdown

c. protein synthesis

d. lipid breakdown

a. Protein breakdown

8) Food is assimilated into the body from digestive tract in

a. oesophagus

b. stomach

c. small intestine

d. rectum

c. small intestine

9) Excretory product is produced through the breakdown of

a. protein

b. carbohydrates

c. lipid

d. all of these

a. protein

10) Basic process of respiration occurs in

a. lungs

b. mitochondria

c. blood circulation

d. none of these

b. mitochondria

11) Genetic dominance involves

a. personality dominance

b. better adaptive value

c. a wider population distribution

d. all a,b & c

e. none of the above

12) Principle of segregation is applicable to

a. Hetrozygous individual only

b. homozygous indvidual only

c. Diploid individual

d. none of these

c. Diploid individual

13) XXY individual in man is phenotypically a

a. Female

b. male

c. super female

d. super male

b. male

14) sex linkage concerns with the gene

a. Responsible for the development of sex

b. Associate with some sex

c. Located on X chromosome only

d. located on sex chromosome

c. Located on X chromosome only

15) Cistron is the smallest part of the chromosome working as

a. Mutational unit

b. functional unit

c. Recombinational unit

d. None of these

b. functional unit

16) First living organism on this planet was

a. an algal cell

b. a virus

c. a protozoa

d. none of these

d. none of these

17) Darwin's theory of natural selection believe in selection of

a. the fittest

b. fitters

c. better adapted individual

d. All of these

d. All of these

18) The raw material for evolution comes from

a. Mutation

b. Chromosomal aberration

c. Recombination

d. All of these

a. Mutation

19) A group develops to adapt a number of diverse niches.The phenomena is called as

a. Convergent evolution

b. Divergent

c. Punctuated evolution

d. none of these

b. Divergent

20) Linnaeus was the father of classification and was

a. Not believer of evolution

b. strong believer of evolution

c. believer of limited evolution

d. Believer of natural selection(1) The main division of the chromosomes occurs in:

(a) Prophase

(b) Metaphase

(c) Anaphase

(d) Jelophase

(e) None of these

(c) Anaphase

(2) The protein synthesis occurs in:

(a) Mitochondria

(b) Endoplasmic reticulum

(c) Ribosomes

(d) Acrosome

(e) None of these

(c) Ribosomes

(3) Blood antigens are present in:

(a) Blood serum

(b) RBC’s

(c) WBC’s

(d) Platelets

(e) None of these

(b) RBC’s

(4) Sex linked genes are the genes located on:

(a) X-chromosome only

(b) Y-chromosome only

(c) Both X and Y-chromosomes

(d) X or Y-chromosomes

(e) None of these

(a) X-chromosome only

(5) Transcription is the phenomenon associated with:

(a) Synthesis of new DNA

(b) Formation of mRNA and DNA

(c) Formation of tRNA

(d) None of these

(d) None of these

(6) Segregation of alleles of a gene occurs in:

(a) Diploid individual

(b) Homozygous individual

(c) Heterozygous individual

(d) All of the above

(e) None of these

(a) Diploid individual

(7) Sodium-Potassium pump is located in:

(a) Liver

(b) Heart Cell

(c) Nerve cell

(d) All of the above

(e) None of these

(d) All of the above

(8) Species is the basic unit of:

(a) Genetics

(b) Zoology

(c) Ecology

(d) Universe

(e) None of these

(e) None of these

(9) Which one of the following is false about AIDS:

(a) HIV

(b) HAV

(c) T-lymphocytes

(d) Host specific

(e) None of these

(b) HAV

(10) Which statement about plastids is true?

(a) They are power house of cell

(b) They contain DNA and ribosomes

(c) They are found in all organisms

(d) They are surrounded by a single membrane

(e) None of these

(e) None of these

(11) Which of the following is not found in all bacterial cells?

(a) A nucleoid

(b) Capsule

(c) Cell membrane

(d) Ribosomes

(e) None of these

(c) Cell membrane

(12) A virion is a:

(a) Viral protein

(b) Viral gene

(c) Virus

(d) Viral lysozyme

(e) None of these

(c) Virus

(13) The study of fossils and their relationship to the evolution of life on earth is called:

(a) Fossilization

(b) Palaeontology

(c) Palaeozoology

(d) None of these

(b) Palaeontology

(14) A connecting and supporting tissue in animal is:

(a) Muscle

(b) Bone

(c) Nerve

(d) Connective

(e) None of these

(d) Connective

(15) In these animals the teeth are reduced to molars without enamel or no teeth are present.

(a) Moles

(b) Bats

(c) Sloths

(d) None of these

(c) Sloths

(16) Only hind limbs are lost in:

(a) Snakes

(b) Whales

(c) Bats

(d) None of these

(b) Whales

(17) Among the following which snake is non-poisonous?

(a) Krait

(b) Python

(c) Viper

(d) None of these

(b) Python

(18) Which one is excluded from the Phylum Chordata.

(a) Urochordata

(b) Hemichordata

(c) Cephalochordata

(d) None of these

(b) Hemicho rdata

(19) The earliest known species of birds is:

(a) Archaeopteryx

(b) Hesperornis

(c) Ichthyornis

(d) None of these

(a) Archaeopteryx

(20) A muscular diaphragm helps to move air into and out of the lungs in:

(a) Amphibians

(b) Reptilians

(c) Avians

(d) Mammalians

(e) None of these

(d) Mammalians