QUIZ ON SCIENCE-IMPORTANT QUESTIONS

When an object starts from rest,then
a. V=?

b.U=?

• a.0

  b. value given in QUES

• a.1

  b.0

• a.7

  b.0

• a. Value given in QUES.

  b. 0

Newton Baba's 3rd LAW OF MOTION STATES THAT............................

• For every action, there is an equal and opposite reaction.
• For every action, there is a greater reaction.
• An object at rest will stay at rest unless acted upon by a force.
• For every action, there is a proportional reaction.

A compound is formed from _____ of Diff. kinds.

(*Write answers in CAPITAL letter only.)

WRITE DIFFERENT TYPES OF PASSIVE TRANSPORT IN A CELL.

STATE THE ODD ONE OUT:

OSMOSIS,DIFFUSION,CELL,PARENCHYMA,EPIDERMIS

What are the two main categories of plant tissues mentioned in the passage?

• Meristematic and permanent tissues

• Simple and complex tissues

• Xylem and phloem

• Tracheids and vessel elements

Which tissue is responsible for the conduction of water and minerals in plants?

• Xylem

• Phloem

• Meristematic tissue

• Simple tissue

What is the primary function of phloem in plants?

• Transport of nutrients, particularly sugars

• Conduction of water and minerals

• Providing structural support

• Facilitating photosynthesis

Which of the following is a component of xylem?

• Tracheids

• Sieve tubes

• Companion cells

• Parenchyma

Why is the study of plant tissues important in agriculture and horticulture?

• It leads to improved crop yields and plant health

• It helps in the development of new plant species

• It aids in the production of synthetic fertilizers

• It is essential for genetic modification of plants