手りゅう弾の grenade は果物の「ザクロ」。漢字の「手榴弾」の「榴」もザクロ

Q1. What is the passage mainly about?

1. AHow to grow pomegranates
2. BWhere the word "grenade" comes from
3. CWhy soldiers carry bombs
4. DHow to write kanji

grenade という単語がもとは果物（ザクロ）を表していた話なので B。

Q2. Why did the bomb get the name "grenade"?

1. AIt was red.
2. BIt was sweet.
3. CIt had the same shape as a pomegranate.
4. DIt was made in a pomegranate farm.

Dictionaries say the bomb got this name because it had the same shape. とあるので C。

Q3. In the passage, what does "full of seeds" mean?

1. AIt has many seeds inside.
2. BIt has no seeds.
3. CIt is too big to eat.
4. DIt grows on the ground.

full of ～ は「～でいっぱい」。種がたくさん入っているという意味なので A。

Q1. According to the passage, what were early grenades like?

1. ALong sticks made of wood
2. BBalls about the size of a pomegranate, filled with gunpowder
3. CGlass bottles full of red syrup
4. DSmall red stones

balls of glass, bronze or iron, about the size of a real pomegranate and filled with gunpowder とあるので B。

Q2. Which word is NOT connected to the pomegranate in the passage?

1. Agrenade
2. Bgrenadine
3. Cgarnet
4. Dgunpowder

grenade・grenadine・garnet はザクロと結びつけて紹介されている。gunpowder（火薬）は手りゅう弾の中身として出てくるだけなので D。

Q3. What does the writer suggest with the last sentence?

1. AJapanese borrowed the word "grenade" from French.
2. BThe link between the weapon and the fruit is not only in European languages.
3. CJapanese soldiers grew pomegranates.
4. DKanji are harder to learn than French.

Even the Japanese word ... contains a kanji that means pomegranate. の Even から、ヨーロッパの言語だけでなく日本語にも同じ結びつきがあると言いたいことが分かる。B。

Q1. What is the main point of the passage?

1. AGrenades were first used in Spain.
2. BThe word "grenade" comes from the name of the pomegranate, and the fruit appears in several related words.
3. CPomegranates were used as weapons in the past.
4. DFrench and Spanish have no word for pomegranate.

grenade がザクロの名前から来たこと、関連語にもザクロが隠れていることが全体の話なので B。

Q2. According to the passage, why was the weapon named after the fruit?

1. ABecause it was filled with seeds
2. BBecause it was red
3. CBecause it looked like the fruit
4. DBecause it was first made by farmers

both give the same reason for the name: the bomb looked like the fruit / the dictionaries point to shape とあるので C。

Q3. What can be inferred about the explanation that the name came from the gunpowder packed inside like seeds?

1. AIt is the reason given by all dictionaries.
2. BIt mixes up the meaning of "pomegranate" with the reason the weapon was named.
3. CIt was proved by the Spanish Royal Academy.
4. DIt explains why grenadine is red.

辞書が挙げる理由は形で、「種がたくさん」は pomegranate という名前のほうの意味だと述べている。2つを混同した説明だと推測できるので B。