Question

solve this question​

Answer 1

Answer:

A) asexual reproduction:-

-- involves only one parent.

-- gametes are not produced.

-- no fertilization and zygote formation.

-- meiosis does not occur at anytime during reproduction.

sexual reproduction:-

-- often involves two parents.

-- gametes are produced.

-- fertilization and zygote formation is observed.

-- meiosis occur at the time of chemical formation.

B) photosynthesis:-

-- in this sunlight, water and carbon dioxide are used as raw material.

-- energy is not released

-- the product of photosynthesis is starch

-- oxygen is released during photosynthesis

respiration:-

-- respiration is inhalation and exhalation of gases mainly Oxygen and carbon dioxide.

-- energy is released

-- it is an exothermic reaction

C) aerobic respiration:-

-- this type of respiration take place in the presence of oxygen

-- gases are exchanged in this form of respiration

-- it can be found in cytoplasm and mitochondria

-- all higher organisms such as mammals have this type of respiration

anaerobic respiration:-

-- this type of respiration take place in absence of oxygen

-- gases are not exchange in this form of respiration

-- it can be found only in cytoplasm

-- lower organisms such as bacteria and yeast used this type. in other organism that occurs during heavy activities

Q4)

a) nitrogen fixation is the process by which atmospheric nitrogen is converted by a natural or an industrial means to a form of nitrogen such as ammonia. in nature,most nitrogen is harvested from the atmosphere by microorganisms to form ammonia, nitrates and nitrites that can be used by plants.

b) water cycle describes how water evaporates from the surface of the earth, rises into the atmosphere, coolsand condenses into rain or snow in clouds, and false again to the surface as precipitation.the cycling of water in and out of the atmosphere very significant aspect of the weather pattern on earth.

c) sorry, i don't know this one...

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