CIE Biology Paper-3: Specimen Questions with Answers 150 - 153 of 230

Passage

Figure shows the male reproductive system and part of the urinary system.

the male reproductive system and main parts of urinary system

The Male Reproductive System and Main Parts of Urinary System

Name the labelled part X Y Z in given image of male reproductive system and urinary system with their location

Question number: 150 (3 of 3 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

State name and location of the part labelled X, Y and Z.

Explanation

X-testis- They are paired organs located outside the bodycavity in the scrotum.

Y-Vas deferens- There is a pair of these ducts in the male body, which connecting the left and right epididymis to the ejaculatory ducts in order to travel sperm

Z-ureter- There are two ureters, one joined to each kidney. The upper half of the ureter is present in the abdomen and the lower half is located in the pelvic area.

Question number: 151

MCQ▾

Question

Cardiac muscles are located in.

Choices

Choice (4) Response

a.

Heart

b.

Vessels

c.

Colliery body

d.

Bones

Answer

a.

Explanation

It is also called as heart muscle. These muscles found in the heart specifically the myocardium. Cardiac muscle is one of three major kind of muscle, the others being skeletal and smooth muscle

Passage

In given diagram A plant’s leaves are covered by black paper and B plant is put in normal conditions.

found the effect on growth in A

Found the Effect on Growth in A

Covered and uncovered plant leaves in pot to know changes in leaves shape and color after one week

Question number: 152 (1 of 2 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

What will happen after one week?

Explanation

The leaf which are covered A will start to lose its green color because of lack of sun light and photosynthesis process. In addition, plant B will grow normally and healthiest.

Question number: 153 (2 of 2 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

What are the main plant growth factors? Describe them.

Explanation

There are mainly three plant growth factors, which are related to plant growth and development-

  1. Photosynthesis- It is the process in which green plants convert the light energy into chemical energy in the presence of chlorophyll using carbon di oxide and water.
  2. Respiration-In such process metabolization of sugar occurs for growth, reproduction and other processes.
  3. Transpiration-It is the process in which the loss of water occur by stomata of leaves.