Correct Answer: B. Alladhi alama bil qalam

Correct Answer: D. 2 x 10⁴NM^-2

Explanation

P = 2 x 1000 x 10

= 2 x 10⁴NM^-2

Correct Answer: A. Limestone

Correct Answer: B. master his difficulties

Correct Answer: C. conditional sale

Correct Answer: C. subscription/dues

Correct Answer: A. King Jaja of Opobo

Correct Answer: B) blood

Explanation

This Biology question is asking which of the following structures is not an excretory structure. The options provided are stomata, blood, kidney, and flame cell. Excretory structures are responsible for eliminating waste products from the body. Stomata are present in the leaves of plants and are responsible for gaseous exchange, but they are not excretory structures. They allow for the exchange of gases like oxygen and carbon dioxide. Blood is not an excretory structure. However, the kidneys, which are responsible for filtering waste products from the blood, are excretory structures. Blood plays an important role in transporting waste products to excretory organs like the kidneys for elimination. The kidney is an excretory structure responsible for filtering waste products from the blood and producing urine. It is an important organ in the urinary system. Flame cells are excretory structures present in some invertebrates like flatworms. They help in the removal of metabolic waste products from the body. Therefore, the correct answer to this question is Option B, which is blood. Blood is not an excretory structure, but it plays a crucial role in transporting waste products to excretory organs like the kidneys for elimination

Correct Answer: A) a mature female ovary

Explanation

In Biology, a fruit is the mature ovary of a flowering plant. It is formed after fertilization occurs, which is the process of the male gamete (pollen) combining with the female gamete (ovule) to form a zygote. The ovary then develops into a fruit, which contains seeds that develop from the fertilized ovules. The options given in the question are different parts of a flower, but only one of them is correct. Option A, a mature female ovary, is the correct answer because it describes what a fruit actually is. Option B, a thickened style, is incorrect because a style is a part of the female reproductive structure in a flower, but it is not what a fruit is. Option C, an enlarged ovule, is also incorrect because while an ovule is part of the process that leads to the formation of a fruit, a fruit is not itself an enlarged ovule. Option D, a modified root, is incorrect because a fruit is not a root at all. Option E, a mature female gametophyte, is also incorrect because a gametophyte is not the same thing as a fruit. So, in summary, a fruit is the mature ovary of a flowering plant that develops after fertilization occurs. Option A is the correct answer because it accurately describes what a fruit is.

Correct Answer: A) an emulsion