Question # 1

The mitochondrion functions in_________.

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Lipid storage

Protein synthesis

Photosynthesis

Cellular respiration

In which stage of the cell cycle each chromosomes is duplicated and so it consists of two chromatids?

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G I

S

M

G2

The kinds of animals found in earth :

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0.5 million

1.0 million

1.5 million

2 million

That gave the name protoplasm to the cell contents.

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Robert brown

Jan Evangelista Purkyne

Scheiden

Schwann

Minimum energy required to start a chemical reaction is called:

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Potential energy

Chemical energy

Activation energy

All are same

Which of the following organelle is found in both prokaryotes and eukaryotes?

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Ribosomes

Mitochondria

Chloroplast

Endoplasmic reticulum

Arteries can be divided into ........... types.

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Two

Three

Four

Five

RNA, ribosomes and enzyme are synthesized during .............. .

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G2-phase

S-phase

G1-phase

Inretphase

An example of organ is

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Neuron

electron

Carbon

Stomach

Platelets life span in about ........... days.

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6-7

7-8

5-6

8-9

Phyla are grouped into ____________

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Classes

Family

Kingdom

Order

Level of organizatin that is less definite in Plants is.

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Organism level

Organ system level

Tissue level

Organ level

Form which bonds of ATP molecule, energy is taken?

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P-P bonds

C-H bonds

C-N bonds

C-O bonds

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9th Class Biology English Medium KPK Boards Online Mcqs MCQs With Answers

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