Question # 1

What is greatest threat to biodiversity on this planet?

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Habitat loss

Deforestation

Overpopulation

B and C

Kitab Al-Hayawan is the book of _____________

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Aristotle

Al Jahiz

Whittaker

Linnaeus

Membrane stack is chloroplast is called:

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Sturma

Granum

Both

None

Fertilizers are of ....... types.

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Two

Three

Four

None

The_______is the membrane enclosed structure in eukaryotic cells that contains the DNA of the cell.

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Mitochondria

Chloroplast

Nucleolus

Nucleus

................... is the most acceptable model to understand the structure of well membrane.

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Sandwich permeable

Fluid Mosaic Model

Darwin Model

All

In which of the following steps of respiration, CO2 is produced?

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Glycolysis

Krebs cycle

Electron trransport

All of these

Which of the following chemical is used to identify the starch in leaves?

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KOH

KHCO₃

Ethanol

Iodine solution

Logical consequences of hypothesis is,

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Experiment

Deduction

Observations

Theory

The that is needed to initiate chemical reaction that energy is called ................... . energy.

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Kinetic

Potential

Activation

None

The famous bookd Al-Nabatat was written by.

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Bu Ali sina

Jabir Bin Hayan

Abdul Malik

Ibn-e- Nafees

For mitosis, the chromosomes of the cells are duplicated during interphase. When do the chromosomes duplicated for meiosis?

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Before meiosis 1

Before meiosis 2

During Meiosis 1

Do not duplicate

Doforestation by uncontrolled cutting of trees means danger of _____________

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Green House effect

Soil erosion

Both a& b

None

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