Biology
A biology teacher asked her students to give two specific characteristic features of cardiac muscles.
Neeta said: Striated and involuntary.
Nitesh said: Unstriated and unbranched.
Isha said: Striated and branched.
Kabeer said: Unstriated and voluntary.
Who were correct?
- Neeta and Nitesh
- Neeta and Isha
- Isha and Kabeer
- Nitesh and Kabeer
Related Questions
Cardiac muscle is:
- Involuntary
- Smooth
- Striated
- Involuntary and Striated.
Animals have two kinds of supportive connective tissue. The type which has a good supply of blood vessels and nerves is (P) …………… whereas the one which has no blood vessels or nerves is (Q) …………… .
- P — Cartilage, Q — Bone
- P — Areolar tissue, Q — Adipose tissue
- P — Adipose tissue, Q — Areolar tissue
- P — Bone, Q — Cartilage
Deepali tried to match the kind of supporting tissues in plants with their characteristic features.
She tabulated the pairs as follows:Supporting tissue Cellular structure P Dead cells, have thick walls due to deposition of lignin Q Elongated cells, cell wall is thickened at the corners Identify P and Q
- P — Collenchyma, Q — Sclerenchyma
- P — Sclerenchyma, Q — Collenchyma
- P — Parenchyma, Q — Sclerenchyma
- P — Collenchyma, Q — Parenchyma
Assertion (A): Lateral (or cambium) meristem is responsible for the increase in the girth (diameter) of the stem.
Reason (R): Cambium is located near the tips of the root and stem and also on the tips of axillary buds where growth occurs at a faster rate.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.