Zoology MCQs and Notes

U

Uday Singh • 7.23K Points
Tutor III

Q 21. Which organism has 78 chromosomes?

(A) chicken
(B) dog
(C) frog
(D) hydra

U

Uday Singh • 7.23K Points
Tutor III

Q 22. Naturally occurring phenotype of a typical species is called

(A) wild type
(B) mutated
(C) crossed
(D) x-linked

U

Uday Singh • 7.23K Points
Tutor III

Q 23. Animal uses a mental process in association with experiences to solve a problem is known as

(A) latent learning
(B) insight learning
(C) instrumental conditioning
(D) habituation

U

Uday Singh • 7.23K Points
Tutor III

Q 24. Epidermal cells present at animal surface, obtaining

(A) cilia
(B) flagella
(C) pores
(D) spines

U

Uday Singh • 7.23K Points
Tutor III

Q 25. A Sense of touch is responded by

(A) tactile receptor
(B) thermoreceptor
(C) georeceptor
(D) hydro receptor

U

Uday Singh • 7.23K Points
Tutor III

Q 26. Animal species that are not present now, but were present in past are named as

(A) endangered species
(B) extinct species
(C) developing species
(D) dead species

U

Uday Singh • 7.23K Points
Tutor III

Q 27. A highly specialized cell that is also a functional unit of nervous system is called

(A) motor neuron
(B) neuron
(C) sensory neuron
(D) nerve impulse

U

Uday Singh • 7.23K Points
Tutor III

Q 28. If an animal s chance of reproduction is successful due to change in phenotype, process is termed as

(A) mutation
(B) adaptation
(C) selection
(D) randomization

U

Uday Singh • 7.23K Points
Tutor III

Q 29. Out of all living species, number of described species is nearly

(A) 1.3 millions
(B) 1.5 millions
(C) 1.4 millions
(D) 1.7 millions

R

Rakesh Kumar • 28.44K Points
Instructor II

Q 30. Cell membrane allows selective molecule to cross it while preventing entry of other molecules, process is called as

(A) selective membrane
(B) selection ability
(C) selectively permeable membrane
(D) permeable membrane

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