Question # 1

In which part of the platn cell does photosynthesis occur.

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Mitochondria

Nucleus

Chloroplast

Ribosome

End product of glycolysis is.

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CO2+ATP

2 pyruvic acids +2ATP+2NDADPH

CO2

CO2+ATP+NADPH

What causes the number of chromosomes to reduce to half when a cell divides by meiosis.

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Seperation of homologous chromosomes during meiosis I

Replication of DNA during interphase I

Seperation of sister chromatids of all the chromosomes durng meiosis I

Crossing over during meiosis I

Whcih process is not involved in water transport in plants.

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Photosynthesis

Transpiration

Root pressure

Capillary action

Enzyme pepsin in the stomach has an optimum pH of about

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3

2

4

5

In a leaf, which tissue is primarily responsible for photosynthesis.

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Phloem

Xylem

Mesophyll

Epidermis

What tissue transports water in plants.

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Epidermal

MesophyII

Pholem

Xylem

How do understand fatty acids differ from saturated fatty acids.

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They are found only in animal fats

They contains double bonds in their hydrocarbon chains

They have more hydrogen atoms

They are solid at room temperature.

The level of organization which is represented by the heart of frog is.

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Tissue

Organ

Organism

Organelle

Which of the following lists the levels of body organization from smallest to largest.

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Organism,organ system organ, tissue, cell

Tissue, cell, orga, organ system organism

Organ,organ system, organism, tissue , cell

Cell, tissue, organ, organ system, organism

In a multicellular plant,which cell type is rsponsible for the production of glucose?

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Xylem

Mesophyll

Phloem

Epidermal

What is the primary function of ribosomes?

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DNA Synthesis

Protein Synthesis

Lipid synthesi

Energy production

Which of the following character is not related to Animalia.

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Eukaryotic

Multicellular

Autotrophs

Heterotrophs

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