Question

B. Fill in the blanks.
1. The seeds of gymnosperms are found in
structures called
and are
open to the surroundings.
2. The roundworm belongs to the phylum —
3. animals that belong to the Phylum — have thick and spiny skin and have tube feet to move from place to place
4. Animals that belong to the class — have five pairs of jointed legs, of which one pair may be modified to form —
5. Amphibians breathe through their — while in the water and through — while on land​

Answer 1

Answer:

The gymnosperms, also known as Acrogymnospermae, are a group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes. The term "gymnosperm" comes from the composite word in Greek: γυμνόσπερμος, literally meaning "naked seeds". The name is based on the unenclosed condition of their seeds