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Which of the following has been described as the most outstanding benefit of modern medicine?

Special techniques for fighting aging

The given diagram is an example of

Is there any permanent solution to the problem of deforestation ?🤔

What is the difference between sprinkler system and drip irrigation ?

Rewrite the terms in the correct order so as to be in a logical sequence

menopause,menstruals,puberty, menarche,reproductive age

Also mention how and why

Can reproductive age come after puberty? If yes how

How are plants protected from weeds?
[3 MARKS]

Which of the following endocrine gland does not occur as a pair in the human body ?

(a) adrenal (b) pituitary (c) testis (d) ovary

Testosterone is the male sex hormone and is produced by the ___

Identify the components depicted in the given image.

Osteoporosis is caused by excess secretion of _______

The term __ is used for the production and management of fishes only.

Define crop rotation.

Which of the following combinations of sex chromosomes produces a male child (or boy) ?

XX or XY

Which of the following species does not have the ability to fix atmospheric nitrogen?

Tomatoes are cultivated by the practice called :

(a) transpiration (b) translocation (c) transportation (d) transplantation

Name the machine which does the cutting of standing crops and recovers the grain too.

On rainy days, the rate of transpiration is

Weeds are unwanted plants that grow among the crop plants, however

Which of the following is/are agent(s) of pollination?

Which of the following processes takes place in plants?

Water moves upward in the plants through:

What is a food vacuole?

Which of the following is an occupational lung disease ?

Which of the following is incorrectly matched?

Which of the following methods will you use to separate good quality and viable grains from a heap of grains after harvest?

In girls, the ovaries become mature and begin to release ovum by the process of________

Axon arises on a conical elevation of the cell body called ___.

Our atmosphere has 78% nitrogen gas. Nitrogen is a critical limiting element for plant growth and production. It cannot be taken directly. Certain bacteria can fix nitrogen from the atmosphere. Which of the following are these?

Most of the preservatives are chemicals still we use them in our food to preserve .why?

Which of these plants is affected by the Tikka Disease?

Rearrange the phrases to form a sentence.

Into the van/were loaded/and other scraps/the old furniture.

How does lightning fix nitrogen in the atmosphere ?

What is hypertonic and isotonic solution?

What is the mineral that is present in chlorophyll ?

Select the correct order for the sequence.

A bulky huge old aluminium cloth storage

Part of the brain involved in maintaining body balance is _____________.

Select the incorrect statement.

Which of the following is not a use of micro-organisms ?

(a) preparation of medicines (or drugas)

(b) preparation of food by photosynthesis

(c) recycling of materials in nature

(d) increasing the fertility of soil

The science of cultivation of land and production of grains and other food crops in large scale is known as _______.

Why prokaryotes don't have a nuclear membrane