Question # 1

Electron transport chain takes place in:

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Mitochondria

Cytoplasm

Nucleus

Ribosomes

The concentration of carbon dioxide in the environment is:

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0.3%

0.03%

3%

3.01%

The chromosomes are arranged along the equator of spindle in:

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Prophase

Telophase

Anaphase

Metaphase

Frog has two eyes, each of which has

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Two eyelids

Three eyelids

One eyelid

No eyelid

Organelles assemble ot form

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Tissues

Systems

Organ

Cells

The scientific name of human being is:

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Homo sapiens

Pisum sativum

Amanta

E. coli

.................. formation occurs in SER.

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Proeins

Lipids

Cellular

All

An enzyme, which breaks down starch is:

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Protease

Amylase

Tripsn

Lipase

A hypothesis must be testable to be scientifically valid. Being testable means that:

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Some observations could prove that hypothesis is incorect

Only a controlled experiment can indicate whether the hypothesis is correct or incorrect

The hypothesis is proven wrong

The opposite of hypothesis is tested and proven worng

The 6-carbon compounds during the dark reactions of photosynthesis split into ____________ carbon compound.

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5

3

7

4

"Plasmodium is the cause of malaria " is.

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Hypothesis

Deduction

Experiment

Law

Edward Jenner first introduced the world's first:

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Vaccination

Antigen

Antibiotics

Addicitive drugs

Which one controls Rage, Pain, Pleasure and Sorrow?

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Cerebellum

Medulla

Hypothalamus

Midbrain

In a nucleosome, DNA is wrapped around protein named.

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Insulin

Interferon

Histone

Haemoglobin

___________ carry nerve impulse away from cell body.

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Dentrites

Axons

Dendrone

Nerve fibre

Resin as waste materials, is excreted from.

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Conifers

Tomato

Kikar

Rubber

Natural vegetation propagation in Garlic is by:

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Bulbs

Corms

Rhizomes

Stem tubers

The organ of excetory system which makes urine after filtration of blood:

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glands

liver

lungs

kidney

Medicine can help you to feel:

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Best

Better

Stronger

Weak

During binary fission, how many cells are formed?

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Two daughter cells

Four cells

Many cells

All of these

The number of axons present in sensory neuron is:

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one

two

three

many

Cytocine always makes pair with :

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Guanine

Hydrogen

Adenine

Thymine

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