Answer:
A pteridophyte is a vascular plant that disperses spores. Because pteridophytes produce neither flowers nor seeds, they are sometimes referred to as "cryptogams", meaning that their means of reproduction is hidden. Ferns, horsetails, and lycophytes are all pteridophytes.
Explanation:
Answer:
3 because the muscle cells is produced
Xerostomia
The medical term for this condition is xerostomia. Xerostomia
refers to abnormal dryness of the mouth which may be caused by a reduction in
the volume of saliva. Saliva is an important fluid in the body that assists to
protect and maintain oral health.
Waves are an important feature of the ocean surface because they balance climates by regulating surface tension on the water.
Answer: The correct option is A.
Biosphere and ecosystems
Explanation:
This is because Biosphere and ecosystems include non living things and biosphere is the layer of the ecosystem that consist of both living and non living things.
Ecosystem consist of a area which consist of living things like plants, animals e t.c interacting with the non living part of the environment I e physical part which include temperature, soil e.t.c.