Practice Biology quiz - general science mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   The number of chromosomes pairs, found in the cells of human body is

(a)

(b)

(c)

(d)


Q-2)   The chromosome number in humans is

(a)

(b)

(c)

(d)


Q-3)   How many chromosomes are there in humans?

(a)

(b)

(c)

(d)


Q-4)   Bryophytes are photosynthetic but do not have vascular tissue and true roots. This feature enables them to resemble with which of the following?

(a)

(b)

(c)

(d)


Q-5)   Corpus luteum is a mass of cells found in

(a)

(b)

(c)

(d)


Q-6)   Most diverse macromolecules, found in the cell both physically and chemically are

(a)

(b)

(c)

(d)

Explanation:


Q-7)   Which phase of cell cycle is known as quiescent stage ?

(a)

(b)

(c)

(d)


Q-8)   Largest group in Animal Kingdom is

(a)

(b)

(c)

(d)


Q-9)   Which one of the following is a freeliving bacterium that helps in nitrogen fixation in soil?

(a)

(b)

(c)

(d)


Q-10)   Chiasmata are first seen in

(a)

(b)

(c)

(d)


Q-11)   Which of the following would you not find in a bacterial cell ?

(a)

(b)

(c)

(d)

Explanation:


Q-12)   Which of the following organelle is called ‘Power House’ of the cell?

(a)

(b)

(c)

(d)


Q-13)   Pollination takes place in

(a)

(b)

(c)

(d)


Q-14)   One term that generates the maximum number of ATP atoms in our system?

(a)

(b)

(c)

(d)


Q-15)   Which one of the following has its own DNA?

(a)

(b)

(c)

(d)

Explanation:


Q-16)   The tissues that helps in the movement of our body is

(a)

(b)

(c)

(d)

Explanation:


Q-17)   Intercalated disc is present in

(a)

(b)

(c)

(d)

Explanation:


Q-18)   What part of the cell serves as the intracellular highway?

(a)

(b)

(c)

(d)

Explanation:


Q-19)   Cartilage and bone are types of

(a)

(b)

(c)

(d)

Explanation:


Q-20)   ATP molecule is a

(a)

(b)

(c)

(d)

Explanation: